16944911 has 2 divisors, whose sum is σ = 16944912. Its totient is φ = 16944910.

The previous prime is 16944899. The next prime is 16944913. The reversal of 16944911 is 11944961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16944911 - 2⁶ = 16944847 is a prime.

It is a super-3 number, since 3×16944911³ (a number of 23 digits) contains 333 as substring.

Together with 16944913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16944913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8472455 + 8472456.

It is an arithmetic number, because the mean of its divisors is an integer number (8472456).

Almost surely, 2^16944911 is an apocalyptic number.

16944911 is a deficient number, since it is larger than the sum of its proper divisors (1).

16944911 is an equidigital number, since it uses as much as digits as its factorization.

16944911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 35.

The square root of 16944911 is about 4116.4196821996. The cubic root of 16944911 is about 256.8501147249.

The spelling of 16944911 in words is "sixteen million, nine hundred forty-four thousand, nine hundred eleven".